package org.example.springcloud.controller;

import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import org.example.springcloud.pojo.Dept;
import org.example.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

/**
 * @author zfj
 * @date 2022/2/17 -12:01
 */
@RestController
public class DeptController {
	@Autowired
	private DeptService deptService;
	//获取配置信息，得到具体微服务
	@Autowired
	private DiscoveryClient client;

	@HystrixCommand(fallbackMethod = "hystrixGet")
	@GetMapping("/dept/get/{id}")
	public Dept get(@PathVariable Long id){
		Dept dept = deptService.queryById(id);
		if(dept==null){
			throw  new RuntimeException("id=>"+id+",不存在该用户，或者信息无法找到");
		}
		return dept;
	}
	//备选方法
	public Dept hystrixGet(@PathVariable Long id){
		return new Dept()
				.setDeptno(id)
				.setDname("id=>"+id+",没有对应的信息，null--@hystrix")
				.setDb_source("no this database in Mysql");
	}
}
